.page-products {
  --pro-shadow: 6px 6px 0 rgba(6, 8, 14, .85);
  --pro-panel: #141826;
  color-scheme: dark;
}

/* ---------- 面包屑与首屏 ---------- */
.page-products .pro-crumb {
  padding-top: 26px;
}

.page-products .pro-hero {
  padding-top: 30px;
}

.page-products .pro-hero__grid {
  display: grid;
  gap: 30px;
}

.page-products .pro-kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--arcade-cyan);
  border-left: 3px solid var(--neon-purple);
  padding-left: 10px;
  margin: 0 0 18px;
}

.page-products h1 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 30px;
  line-height: 1.22;
  letter-spacing: -.02em;
  color: var(--text);
  margin: 0 0 18px;
}

.page-products h2 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 22px;
  line-height: 1.32;
  letter-spacing: -.01em;
  color: var(--text);
  margin: 0 0 16px;
}

.page-products h3 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.4;
  color: var(--text);
  margin: 0 0 6px;
}

.page-products .pro-lede {
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-dim);
  margin: 0;
  max-width: 46em;
}

.page-products .pro-idx {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--badge-pink);
  margin: 0 0 10px;
}

.page-products .pro-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.page-products .pro-quick {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 32px 0 0;
  padding: 0;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .pro-quick li {
  background: var(--slate);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-products .pro-quick b {
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 700;
  line-height: 1;
  color: var(--arcade-cyan);
}

.page-products .pro-quick span {
  font-size: 13px;
  color: var(--text-dim);
}

/* ---------- 通用图框 ---------- */
.page-products .media-frame {
  margin: 0;
  border: 2px solid var(--line);
  background: var(--slate);
  box-shadow: var(--pro-shadow);
  overflow: hidden;
}

.page-products .media-frame__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .media-frame__cap {
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-dim);
  background: var(--violet-shell);
  border-top: 1px solid var(--line);
  padding: 12px 16px;
}

/* ---------- 01 段位阶梯 ---------- */
.page-products .pro-ladder__grid {
  display: grid;
  gap: 32px;
}

.page-products .pro-ladder__title {
  font-size: 20px;
  margin-bottom: 14px;
}

.page-products .pro-stair {
  display: block;
  width: 100%;
  height: auto;
  background: var(--night);
  border: 2px solid var(--line);
  margin: 0 0 14px;
}

.page-products .pro-stair__base {
  fill: var(--line);
}

.page-products .pro-stair__bar--a { fill: #3A3F55; }
.page-products .pro-stair__bar--b { fill: var(--table-green); }
.page-products .pro-stair__bar--c { fill: var(--neon-purple); }
.page-products .pro-stair__bar--d { fill: var(--arcade-cyan); }

.page-products .pro-ladder__note {
  margin: 0;
  font-size: 13px;
  line-height: 1.72;
  color: var(--text-dim);
  border-left: 3px solid var(--line);
  padding-left: 12px;
}

.page-products .pro-ladder__main .pro-lede {
  margin-bottom: 24px;
}

.page-products .rank-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .rank-step {
  background: var(--slate);
  padding: 18px 20px 16px;
  transition: background .22s ease, box-shadow .22s ease;
}

.page-products .rank-step:hover,
.page-products .rank-step:focus,
.page-products .rank-step:focus-within {
  background: var(--violet-shell);
  box-shadow: inset 5px 0 0 var(--arcade-cyan);
}

.page-products .rank-step:focus-visible {
  outline: 2px solid var(--arcade-cyan);
  outline-offset: -2px;
}

.page-products .rank-step__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 6px;
}

.page-products .rank-step__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-dim);
  letter-spacing: .08em;
}

.page-products .rank-step__name {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 20px;
  letter-spacing: .02em;
  color: var(--text);
  text-shadow: 0 0 6px rgba(34, 224, 214, .42);
}

.page-products .rank-step__share {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--alert-orange);
}

.page-products .rank-step__tag {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-products .rank-step__cond {
  max-height: 0;
  overflow: hidden;
  transition: max-height .34s ease, margin-top .34s ease;
}

.page-products .rank-step:hover .rank-step__cond,
.page-products .rank-step:focus .rank-step__cond,
.page-products .rank-step:focus-within .rank-step__cond {
  max-height: 260px;
  margin-top: 12px;
}

.page-products .rank-step__cond p {
  margin: 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-size: 14px;
  line-height: 1.78;
  color: var(--text);
}

.page-products .pro-ladder__link {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-products .pro-ladder__link a {
  color: var(--arcade-cyan);
}

/* ---------- 02 好友局 ---------- */
.page-products .pro-room__grid {
  display: grid;
  gap: 32px;
}

.page-products .pro-room__body p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-dim);
  margin: 0;
}

.page-products .pro-flow {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-products .pro-flow li {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
}

.page-products .pro-flow__no {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  color: var(--night);
  background: var(--arcade-cyan);
  border: 2px solid var(--night);
  box-shadow: 3px 3px 0 rgba(6, 8, 14, .85);
}

.page-products .pro-flow p {
  margin: 0;
  font-size: 14px;
  line-height: 1.74;
  color: var(--text-dim);
}

.page-products .pro-room__tip {
  margin: 24px 0 0;
  padding: 12px 0 12px 14px;
  border-left: 3px solid var(--badge-pink);
  font-size: 14px;
  line-height: 1.76;
  color: var(--text-dim);
}

/* ---------- 03 机器人难度 ---------- */
.page-products .pro-bot {
  background: linear-gradient(180deg, rgba(23, 27, 38, 0) 0%, rgba(23, 27, 38, .8) 16%, rgba(23, 27, 38, .8) 84%, rgba(23, 27, 38, 0) 100%);
}

.page-products .pro-bot__head {
  max-width: 64ch;
  margin-bottom: 30px;
}

.page-products .pro-bot__head p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-dim);
  margin: 0;
}

.page-products .pro-bot__media {
  margin-bottom: 30px;
}

.page-products .pro-bot__filter {
  margin-bottom: 18px;
}

.page-products .pro-bot__filter-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--text-dim);
  margin-right: 4px;
}

.page-products .pro-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 2px solid var(--line);
  background: var(--night);
  box-shadow: var(--pro-shadow);
}

.page-products .pro-bot__table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .pro-bot__table th,
.page-products .pro-bot__table td {
  text-align: left;
  padding: 10px 14px;
  line-height: 1.6;
  border-bottom: 1px solid var(--line);
  color: var(--text-dim);
  vertical-align: top;
}

.page-products .pro-bot__table thead th {
  background: var(--violet-shell);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--arcade-cyan);
  white-space: nowrap;
  border-bottom: 2px solid var(--line);
}

.page-products .pro-bot__table tbody tr:nth-child(odd) {
  background: rgba(15, 90, 70, .32);
}

.page-products .pro-bot__table tbody tr:hover {
  background: rgba(122, 59, 255, .24);
}

.page-products .pro-bot__table tbody th.pro-bot__name {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  white-space: nowrap;
  background: transparent;
  border-bottom: 1px solid var(--line);
}

.page-products .pro-bot__note {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.74;
  color: var(--text-dim);
}

.page-products .pro-bot__note a {
  color: var(--arcade-cyan);
}

/* ---------- 筛选按钮 ---------- */
.page-products .filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-products .filter-btn {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  padding: 7px 14px;
  color: var(--text-dim);
  background: var(--slate);
  border: 2px solid var(--line);
  cursor: pointer;
  transition: background .18s ease, color .18s ease, border-color .18s ease;
}

.page-products .filter-btn:hover {
  border-color: var(--arcade-cyan);
  color: var(--text);
}

.page-products .filter-btn[aria-pressed="true"] {
  background: var(--neon-purple);
  border-color: var(--arcade-cyan);
  color: #FFFFFF;
}

.page-products .filter-btn:focus-visible {
  outline: 2px solid var(--arcade-cyan);
  outline-offset: 2px;
}

/* ---------- 04 换桌 ---------- */
.page-products .pro-swap__grid {
  display: grid;
  gap: 32px;
}

.page-products .pro-swap__body > p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-dim);
  margin: 0 0 22px;
}

.page-products .pro-swap__filter {
  margin-bottom: 20px;
}

.page-products .swap-panels {
  display: grid;
  gap: 14px;
}

.page-products .swap-panel {
  background: var(--slate);
  border: 2px solid var(--line);
  border-left: 6px solid var(--alert-orange);
  padding: 16px 18px;
}

.page-products .swap-panel__head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}

.page-products .swap-panel__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--alert-orange);
}

.page-products .swap-panel p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--text-dim);
}

/* ---------- 05 积分与记录字段 ---------- */
.page-products .pro-score__head {
  max-width: 64ch;
  margin-bottom: 30px;
}

.page-products .pro-score__head p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-dim);
  margin: 0;
}

.page-products .pro-score__grid {
  display: grid;
  gap: 32px;
}

.page-products .score-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0 0 24px;
  padding: 0;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .score-facts > div {
  background: var(--table-green);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-products .score-facts dt {
  font-size: 12px;
  letter-spacing: .04em;
  color: rgba(231, 233, 242, .8);
}

.page-products .score-facts dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--text);
}

.page-products .pro-score__lede {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.76;
  color: var(--text-dim);
}

.page-products .field-list {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .field-item {
  background: var(--slate);
}

.page-products .field-item > summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 18px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}

.page-products .field-item > summary::-webkit-details-marker {
  display: none;
}

.page-products .field-item > summary::before {
  content: "＋";
  font-family: var(--font-mono);
  font-size: 14px;
  width: 16px;
  color: var(--arcade-cyan);
}

.page-products .field-item[open] > summary {
  color: var(--arcade-cyan);
}

.page-products .field-item[open] > summary::before {
  content: "－";
}

.page-products .field-item > summary:focus-visible {
  outline: 2px solid var(--arcade-cyan);
  outline-offset: -2px;
}

.page-products .field-item p {
  margin: 0;
  padding: 0 18px 16px 44px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--text-dim);
}

/* ---------- 06 检索入口 ---------- */
.page-products .pro-search__panel {
  background: var(--violet-shell);
  border-top: 6px solid var(--neon-purple);
  padding: 32px 22px;
}

.page-products .pro-search__panel > p {
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(231, 233, 242, .82);
  margin: 0;
}

.page-products .pro-search__cards {
  margin-top: 30px;
}

.page-products .pro-search__card {
  display: block;
  background: var(--night);
  border: 2px solid var(--line);
  padding: 18px 20px;
  text-decoration: none;
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.page-products .pro-search__card:hover {
  border-color: var(--arcade-cyan);
  transform: translateY(-3px);
  box-shadow: 5px 5px 0 rgba(6, 8, 14, .85);
}

.page-products .pro-search__card:focus-visible {
  outline: 2px solid var(--arcade-cyan);
  outline-offset: 2px;
}

.page-products .pro-search__card h3 {
  color: var(--text);
  margin: 0 0 8px;
}

.page-products .pro-search__card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--text-dim);
}

.page-products .pro-search__card span {
  display: inline-block;
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--arcade-cyan);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-products .pro-quick {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .pro-search__panel {
    padding: 40px 32px;
  }
}

@media (min-width: 900px) {
  .page-products h1 {
    font-size: 46px;
    line-height: 1.14;
  }

  .page-products h2 {
    font-size: 30px;
    line-height: 1.24;
  }

  .page-products .pro-ladder__title {
    font-size: 24px;
  }

  .page-products .pro-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: 48px;
    align-items: start;
  }

  .page-products .pro-ladder__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: 48px;
    align-items: start;
  }

  .page-products .pro-score__grid {
    grid-template-columns: minmax(0, .88fr) minmax(0, 1.12fr);
    gap: 48px;
    align-items: start;
  }

  .page-products .pro-search__panel {
    padding: 52px 44px;
  }
}

@media (min-width: 1000px) {
  .page-products .pro-room__grid {
    grid-template-columns: minmax(0, .96fr) minmax(0, 1.04fr);
    gap: 48px;
    align-items: start;
  }

  .page-products .pro-swap__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: 48px;
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .rank-step,
  .page-products .rank-step__cond,
  .page-products .filter-btn,
  .page-products .pro-search__card {
    transition: none;
  }

  .page-products .pro-search__card:hover {
    transform: none;
  }
}